{
  "meta": {
    "disclaimer": "Do not rely on openFDA to make decisions regarding medical care. While we make every effort to ensure that data is accurate, you should assume all results are unvalidated. We may limit or otherwise restrict your access to the API in line with our Terms of Service.",
    "terms": "https://open.fda.gov/terms/",
    "license": "https://open.fda.gov/license/",
    "last_updated": "2026-09-09",
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      "uuid": "28f27a9d-caaa-419d-a73c-e472302158df",
      "version": "4",
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        "molfile": "\n  Marvin  01132102022D          \n\n 21 18  0  0  0  0            999 V2000\n    6.6473   -2.9459    0.0000 Cu  0  2  0  0  0  0  0  0  0  0  0  0\n    2.9831   -1.6448    0.0000 O   0  0  0  0  0  0  0  0  0  0  0  0\n    2.9831   -2.4697    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n    3.6976   -2.8823    0.0000 O   0  5  0  0  0  0  0  0  0  0  0  0\n    2.2687   -3.7072    0.0000 N   0  0  0  0  0  0  0  0  0  0  0  0\n    2.2687   -2.8823    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n    1.5542   -2.4697    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n    0.8398   -2.8823    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n    0.8398   -3.7072    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n    1.5542   -4.1197    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n    9.2551   -2.8002    0.0000 O   0  0  0  0  0  0  0  0  0  0  0  0\n    9.2551   -2.8002    0.0000 O   0  0  0  0  0  0  0  0  0  0  0  0\n    2.9831   -1.6448    0.0000 O   0  0  0  0  0  0  0  0  0  0  0  0\n    2.9831   -2.4697    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n    3.6976   -2.8823    0.0000 O   0  5  0  0  0  0  0  0  0  0  0  0\n    2.2687   -3.7072    0.0000 N   0  0  0  0  0  0  0  0  0  0  0  0\n    2.2687   -2.8823    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n    1.5542   -2.4697    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n    0.8398   -2.8823    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n    0.8398   -3.7072    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n    1.5542   -4.1197    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n  2  3  2  0  0  0  0\n  3  4  1  0  0  0  0\n  3  6  1  0  0  0  0\n  6  5  2  0  0  0  0\n  6  7  1  0  0  0  0\n  7  8  2  0  0  0  0\n  8  9  1  0  0  0  0\n  5 10  1  0  0  0  0\n 10  9  2  0  0  0  0\n 13 14  2  0  0  0  0\n 14 15  1  0  0  0  0\n 14 17  1  0  0  0  0\n 17 16  2  0  0  0  0\n 16 21  1  0  0  0  0\n 17 18  1  0  0  0  0\n 18 19  2  0  0  0  0\n 19 20  1  0  0  0  0\n 21 20  2  0  0  0  0\nM  CHG  3   1   2   4  -1  15  -1\nM  STY  2   1 MUL   2 MUL\nM  SCN  1   1 HT \nM  SAL   1 15   2   3   4   5   6   7   8   9  10  13  14  15  16  17  18\nM  SAL   1  3  19  20  21\nM  SPA   1  9   2   3   4   5   6   7   8   9  10\nM  SDI   1  4    0.4198   -4.5397    0.4198   -1.2248\nM  SDI   1  4    4.1176   -1.2248    4.1176   -4.5397\nM  SMT   1 2\nM  SCN  1   2 HT \nM  SAL   2  2  11  12\nM  SPA   2  1  11\nM  SDI   2  4    8.8351   -3.2202    8.8351   -2.3802\nM  SDI   2  4    9.6751   -2.3802    9.6751   -3.2202\nM  SMT   2 2\nM  END",
        "smiles": "c1ccnc(c1)C(=O)[O-].c1ccnc(c1)C(=O)[O-].[Cu+2].O.O",
        "formula": "2C6H4NO2.Cu.2H2O",
        "atropisomerism": "No",
        "charge": 0,
        "count": 1,
        "stereochemistry": "ACHIRAL",
        "defined_stereo": 0,
        "ez_centers": 0,
        "molecular_weight": "343.7796",
        "optical_activity": "NONE",
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}